Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6374918 | In-tubing wellbore sidetracking operations | John D. Roberts, James R. Longbottom, David M. Haugen, David Duguid, Frank Middleton +2 more | 2002-04-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6374918 | In-tubing wellbore sidetracking operations | John D. Roberts, James R. Longbottom, David M. Haugen, David Duguid, Frank Middleton +2 more | 2002-04-23 |